1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
asambeis [7]
1 year ago
9

Rationalize the denominator.

Mathematics
1 answer:
AlekseyPX1 year ago
4 0

Hello and Good Morning/Afternoon!

<u>Let's take this problem step-by-step</u>:

<u>What the problem asks for:</u>

  ⇒ to rationalize the denominator

      ⇒ rationalize means that you multiply the numerator and

          demonimator by the denominator

<u>Let's put that into action</u>:

    \frac{\sqrt{a +1}-2 }{\sqrt{a+1}+2 } * \frac{\sqrt{a +1}+2 }{\sqrt{a+1}+2 }\\=\frac{a +1-4 }{a+1+4\sqrt{a+1}+4  } \\=\frac{a-3}{a+4\sqrt{a+1}+5 }<== <u>Answer</u>

<u></u>

Hopefully that helps!

You might be interested in
What is the rate of change between (-3.7, 1.4) and (-3.5,1)?
Anarel [89]

Answer:

-2

Step-by-step explanation:

the rate of change or slope (M) is -2

Hope this helps:P

6 0
2 years ago
What is this simplified ​
ki77a [65]

Answer:

84

Step-by-step explanation:

18816 divided by 224 is 84

4 0
3 years ago
Make x the subject of the formula<br> х<br> +12c = 5d<br> 63
dezoksy [38]
X=5db^3-2cb^3
Workup in photo below.
Good luck

7 0
3 years ago
Which is correct?
astra-53 [7]

Answer:

B

Step-by-step explanation:

763 is greater 746

5 0
3 years ago
Read 2 more answers
Solve by simplifying the problem. There are 18 students in Mr. Alvarez’s art class. Throughout the year, every student must pair
Alla [95]
We are given with an 18 student class that is working a project worked by pairs. Each pair works on a project. In this case, there are 9 teams of 2 individuals working on a single project. Hence for a year or school year, there are 9 projects accomplished each time.
5 0
2 years ago
Other questions:
  • Write a question that represents the following equation.<br><br> 5 · n = 35
    5·2 answers
  • What is 216847.314 rounded by the nearest liter
    5·1 answer
  • Please answer correctly!! You will be reported if you don't!!
    6·2 answers
  • What is an equation for the line with slope 2/3 and y-intercept 9
    12·1 answer
  • In the function y = (23)x + 11, the asymptote located at y = ___?
    15·1 answer
  • 6- 3= c solve for c
    11·2 answers
  • The number of pairs of corresponding angles formed by a transversal of two<br> lines is
    8·1 answer
  • Plz Plz Plz help
    10·1 answer
  • What is the slope of a line that passes through the points (4, - 3) and (- 2, 9)
    7·1 answer
  • Describe at least two advantages and two disadvantages of free-response questionnaires.​
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!